Homework Set 4.
Due: Thursday, September 25.

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Section 3.2: 1, 5, 13, 19, 23, 27.
Section 3.3: 3, 11, 16, 32, 36.
Section 4.1: 1, 3, 7, 8.
Problem 32 in section 3.3 will be graded.

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